REPORT OF THE STATE ROTANIST I917 55 



Melanomma inspissum (Schw.) Cooke 



On decorticated wood of Fagus grandifoJia Erhr. 

 Ampersand, N. Y. C. H. Peck, September 1896. The minute ostiola 

 and the triseptate, fuscus spores, 12 to 14 /x long separate this from 

 M.pulvis-pyrius ( Pers. ) Fckl. 



Metasphaeria squamata (C. & E.) Sacc. 



On decorticated and weathered wood of Pinus. Santa Rita 

 mountains, Arizona. C. G. Pringle, no. 50. May 29, 1881. 



Mycosphaerella opuntiae (E. & E.) Dearness, comb. nov. 

 (Sphaerella opuntiae E. & E. Jour. Myc. 1888, p. 97.) 

 On dead or languishing leaves of Opuntia opuntia (L.) 

 Coult. Long Island, C. H. Peck (date not indicated). 



Mytilidion fusisporum (Cooke) Sacc. 



On decorticated and weathered wood of Pinus strobus. 

 North Elba, Essex county. C. H. Peck, August 1898. Described 

 by Cooke on bark and branches of pine in England. 



Patellaria atrata (Hedw.) Fr. 

 (Lccanidion atratum Rabenh.) 

 On decorticated and much weathered wood of Acer. Menands, 

 Albany county. C. H. Peck. 



Phlyctaena arcuata Berkeley 



On dead stems of Helianthus annuus. Orient, Long 

 Island. Roy Latham, no. 726. April 2, 1916. Spores filiform, 

 arcuate to falcate, 25 /x long. 



Phyllachora graminis panici Shear 



On leaves of P a n i c u m c 1 a n d e s t i n u m . Hempstead, 

 Long Island. H. D. House, September 8, 1916. 



Phyllachora haydeni (B. & C.) Dearness, comb. nov. 



D o t h i d c a haydeni B. & C. North Am. Fungi, n. 881. 

 Ophiodothis haydeni Sacc. Syll., 2 : 653. 1883. 



Prof. G. F. Atkinson (Jour. Myc, 11 : 257) says that the Berke- 

 ley material shows only conidia. Professor Dearness has collected 

 this on Solidago stems in Ontario, June 1888, and found asci, 



